Video Quality Report — Index

10 analog video captures evaluated on 11 no-reference quality metrics (all brightness-agnostic — no upstream normalization required).

Metric Guide

Sharpness higher
Laplacian variance — blur vs. sharpness
Edge Strength higher
Sobel gradient — edge definition
Blocking ~1.0
8x8 DCT boundary ratio
Detail higher
Local variance — micro-detail
Texture Q higher
Structure/noise ratio — detail quality
Ringing lower
Edge overshoot / haloing — retained despite high sharpness correlation; reflects a distinct analog artifact (VCR sharpness circuits, aperture correction) that varies independently across hardware
Temporal lower
Frame-to-frame diff — flicker
Colorfulness higher
Hasler-Süsstrunk — color vibrancy
Naturalness higher
MSCN kurtosis — natural signal statistics
Crushed Blacks lower %
Shadow headroom — fraction of shadow pixels clipped to near-black
Blown Whites lower %
Highlight headroom — fraction of highlight pixels clipped to near-white

Overall Composite Ranking

Average rank across all 11 metrics (1 = best per metric). Lower average rank = better overall quality.

11-Metric Radar Comparison

All metrics on 0–100 quality scale (higher = better on all axes). Click legend to toggle. Top 5 shown by default.

Detailed Heatmap — All Metrics

ClipAvg Rank SharpEdgeBlockDetailTexQRingTempColorNaturCrBlkBlnWh

Ranked by average rank across all 11 metrics (lower = better). Cell color: green = good, red = poor. Raw metric values shown; CrBlk/BlnWh as percentages. Click any column header to sort.

Individual Metric Rankings

Visual Metric Comparisons

For each metric, a strong example frame from the best-scoring clip (near its 90th percentile) is shown. All clips are shown at the same frame number for direct comparison. Click any image to enlarge; use the AB icon to A/B compare two images with a slider.

Sharpness (higher = better) — Frame 115 (p90 in ds555tbc1_dnrOff)

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#1 ds555tbc1_dnrOff
Sharpness: 0.040791
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#2 ds555tbc1_dnrOn
Sharpness: 0.040345
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#3 ds555tbc0_dnrOff
Sharpness: 0.038586
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#4 jvctbc1_pcAuto_r3On
Sharpness: 0.034019
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#5 mitsutbc1
Sharpness: 0.033386
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#6 jvctbc1_pcEdit_r3Off
Sharpness: 0.032883
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#7 ag1980tbc0
Sharpness: 0.028647
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#8 mitsutbc0
Sharpness: 0.028003
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#9 jvctbc0_pcEdit_r3Off
Sharpness: 0.022523
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#10 ag1980tbc1
Sharpness: 0.019310

Edge Strength (higher = better) — Frame 160 (p90 in jvctbc1_pcEdit_r3Off)

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#1 mitsutbc1
Edge Strength: 0.751482
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#2 ds555tbc1_dnrOff
Edge Strength: 0.742555
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#3 jvctbc1_pcEdit_r3Off
Edge Strength: 0.731548
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#4 ag1980tbc1
Edge Strength: 0.724749
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#5 ds555tbc0_dnrOff
Edge Strength: 0.722398
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#6 ds555tbc1_dnrOn
Edge Strength: 0.717253
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#7 mitsutbc0
Edge Strength: 0.714693
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#8 jvctbc1_pcAuto_r3On
Edge Strength: 0.709925
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#9 ag1980tbc0
Edge Strength: 0.699928
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#10 jvctbc0_pcEdit_r3Off
Edge Strength: 0.630459

Blocking (closer to 1.0 = better) — Frame 552 (p90 in ag1980tbc0)

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#1 ds555tbc0_dnrOff
Blocking: 1.019012
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#2 jvctbc1_pcAuto_r3On
Blocking: 1.023987
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#3 mitsutbc0
Blocking: 1.035913
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#4 jvctbc0_pcEdit_r3Off
Blocking: 1.039757
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#5 mitsutbc1
Blocking: 1.044635
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#6 jvctbc1_pcEdit_r3Off
Blocking: 1.048733
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#7 ag1980tbc0
Blocking: 1.051724
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#8 ag1980tbc1
Blocking: 1.061929
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#9 ds555tbc1_dnrOff
Blocking: 1.078884
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#10 ds555tbc1_dnrOn
Blocking: 1.194683

Detail (higher = better) — Frame 477 (p90 in jvctbc1_pcEdit_r3Off)

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#1 jvctbc1_pcEdit_r3Off
Detail: 0.199458
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#2 mitsutbc1
Detail: 0.197932
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#3 jvctbc1_pcAuto_r3On
Detail: 0.186466
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#4 ag1980tbc1
Detail: 0.184816
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#5 ds555tbc1_dnrOff
Detail: 0.182742
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#6 mitsutbc0
Detail: 0.181612
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#7 ds555tbc1_dnrOn
Detail: 0.172687
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#8 ag1980tbc0
Detail: 0.170241
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#9 ds555tbc0_dnrOff
Detail: 0.168853
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#10 jvctbc0_pcEdit_r3Off
Detail: 0.162604

Texture Q (higher = better) — Frame 142 (p90 in jvctbc0_pcEdit_r3Off)

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#1 jvctbc1_pcAuto_r3On
Texture Q: 0.905924
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#2 jvctbc0_pcEdit_r3Off
Texture Q: 0.903532
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#3 ag1980tbc1
Texture Q: 0.891692
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#4 jvctbc1_pcEdit_r3Off
Texture Q: 0.877990
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#5 ag1980tbc0
Texture Q: 0.876643
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#6 mitsutbc1
Texture Q: 0.875526
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#7 mitsutbc0
Texture Q: 0.869361
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#8 ds555tbc1_dnrOn
Texture Q: 0.864955
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#9 ds555tbc1_dnrOff
Texture Q: 0.857785
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#10 ds555tbc0_dnrOff
Texture Q: 0.857453

Ringing (lower = better) — Frame 166 (p90 in ag1980tbc1)

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#1 ag1980tbc1
Ringing: 0.191796
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#2 jvctbc1_pcEdit_r3Off
Ringing: 0.214900
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#3 jvctbc0_pcEdit_r3Off
Ringing: 0.216553
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#4 mitsutbc0
Ringing: 0.223651
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#5 mitsutbc1
Ringing: 0.224183
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#6 ag1980tbc0
Ringing: 0.228760
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#7 jvctbc1_pcAuto_r3On
Ringing: 0.235516
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#8 ds555tbc1_dnrOn
Ringing: 0.237726
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#9 ds555tbc1_dnrOff
Ringing: 0.238297
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#10 ds555tbc0_dnrOff
Ringing: 0.243927

Temporal (lower = better) — Frame 231 (p90 in jvctbc0_pcEdit_r3Off)

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#1 ds555tbc1_dnrOn
Temporal: 0.199186
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#2 ag1980tbc0
Temporal: 0.200130
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#3 jvctbc0_pcEdit_r3Off
Temporal: 0.202030
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#4 mitsutbc0
Temporal: 0.202553
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#5 ds555tbc0_dnrOff
Temporal: 0.203152
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#6 ag1980tbc1
Temporal: 0.210072
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#7 ds555tbc1_dnrOff
Temporal: 0.212674
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#8 mitsutbc1
Temporal: 0.218667
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#9 jvctbc1_pcEdit_r3Off
Temporal: 0.233540
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#10 jvctbc1_pcAuto_r3On
Temporal: 0.234484

Colorfulness (higher = better) — Frame 218 (p90 in mitsutbc1)

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#1 mitsutbc1
Colorfulness: 90.535381
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#2 jvctbc1_pcAuto_r3On
Colorfulness: 87.778716
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#3 jvctbc1_pcEdit_r3Off
Colorfulness: 86.210517
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#4 ag1980tbc1
Colorfulness: 79.398850
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#5 ds555tbc1_dnrOff
Colorfulness: 76.473679
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#6 ds555tbc1_dnrOn
Colorfulness: 74.124364
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#7 jvctbc0_pcEdit_r3Off
Colorfulness: 56.468631
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#8 ds555tbc0_dnrOff
Colorfulness: 50.496638
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#9 mitsutbc0
Colorfulness: 49.170352
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#10 ag1980tbc0
Colorfulness: 43.682143

Naturalness (higher = better) — Frame 590 (p90 in ag1980tbc1)

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#1 ag1980tbc1
Naturalness: 0.118881
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#2 ds555tbc1_dnrOn
Naturalness: -0.149064
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#3 ds555tbc1_dnrOff
Naturalness: -0.205905
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#4 ag1980tbc0
Naturalness: -0.256694
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#5 jvctbc1_pcAuto_r3On
Naturalness: -0.297012
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#6 mitsutbc1
Naturalness: -0.313312
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#7 ds555tbc0_dnrOff
Naturalness: -0.347149
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#8 jvctbc1_pcEdit_r3Off
Naturalness: -0.350090
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#9 mitsutbc0
Naturalness: -0.358366
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#10 jvctbc0_pcEdit_r3Off
Naturalness: -0.362178

Crushed Blacks (lower = better) — Frame 468 (p90 in ds555tbc1_dnrOn)

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#1 ds555tbc1_dnrOn
Crushed Blacks: 0.5%
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#2 ds555tbc1_dnrOff
Crushed Blacks: 1.2%
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#3 ds555tbc0_dnrOff
Crushed Blacks: 3.8%
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#4 ag1980tbc1
Crushed Blacks: 7.1%
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#5 ag1980tbc0
Crushed Blacks: 7.8%
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#6 jvctbc0_pcEdit_r3Off
Crushed Blacks: 14.4%
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#7 jvctbc1_pcAuto_r3On
Crushed Blacks: 19.1%
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#8 mitsutbc1
Crushed Blacks: 19.5%
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#9 mitsutbc0
Crushed Blacks: 20.3%
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#10 jvctbc1_pcEdit_r3Off
Crushed Blacks: 21.3%

Blown Whites (lower = better) — Frame 0 (p90 in ag1980tbc0)

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#1 ag1980tbc0
Blown Whites: 0.0%
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#2 ag1980tbc1
Blown Whites: 0.0%
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#3 ds555tbc0_dnrOff
Blown Whites: 0.0%
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#4 ds555tbc1_dnrOff
Blown Whites: 0.0%
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#5 ds555tbc1_dnrOn
Blown Whites: 0.0%
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#6 jvctbc0_pcEdit_r3Off
Blown Whites: 0.0%
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#7 jvctbc1_pcAuto_r3On
Blown Whites: 0.0%
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#8 jvctbc1_pcEdit_r3Off
Blown Whites: 0.0%
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#9 mitsutbc0
Blown Whites: 0.0%
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#10 mitsutbc1
Blown Whites: 0.0%
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